the Framework Agreement will be executed through the issuance of purchase orders. Each lot will be allocated separately. The contract may be renewed under the conditions of the specifications. The services are regulated by unit prices. The estimated amounts are indicative and include all renewal periods. Lot 1: Cationic polymers for thickening and dewatering sludgeslot No. 2: Anionic polymer for flocculation in primary lamellar settling

cationic polymers for sludge thickening and dewatering

anionic polymer for flocculation in primary lamellar settling